Koizumi; Kazuyoshi
Patent Applications and Registrations
Patent applications and USPTO patent grants for Koizumi; Kazuyoshi.The latest application filed is for "damper device".
- Koizumi; Kazuyoshi - Sagamihara N/A JP
- Koizumi; Kazuyoshi - Sagamihara-shi JP
- Koizumi; Kazuyoshi - Kanagawa JP
- Koizumi; Kazuyoshi - Yokohama JP
| Patent | Date |
|---|---|
| Damper device Grant 8,827,056 - Koizumi , et al. September 9, 2 | 2014-09-09 |
| Damper Device App 20120217107 - Koizumi; Kazuyoshi ; et al. | 2012-08-30 |
| Damper Device App 20120211317 - Koizumi; Kazuyoshi ; et al. | 2012-08-23 |
| Rotary damper Grant 7,938,238 - Koizumi , et al. May 10, 2 | 2011-05-10 |
| Rotation Damper App 20090277735 - Yamaguchi; Keiji ; et al. | 2009-11-12 |
| Rotary damper Grant D539,296 - Hayashi , et al. March 27, 2 | 2007-03-27 |
| Rotating damper App 20060207844 - Koizumi; Kazuyoshi ; et al. | 2006-09-21 |
| Rotary damper Grant D486,833 - Koizumi , et al. February 17, 2 | 2004-02-17 |
| Rotary damper Grant 5,522,485 - Takahashi , et al. June 4, 1 | 1996-06-04 |
| Reciprocating device for movable member Grant 5,211,431 - Koizumi , et al. May 18, 1 | 1993-05-18 |
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